Hi,
I have downloaded the daemon from github and have been syncing for a few days from a fresh install, but now I am getting this :
benoit@benoit-MS-7971:~/dero/dero_linux_amd64$ ./derod-linux-amd64
INFO[0000]
INFO[0000] DERO Atlantis daemon : It is an alpha version, use it for testing/evaluations purpose only.
INFO[0000] Copyright 2017-2018 DERO Project. All rights reserved.
INFO[0000] OS:linux ARCH:amd64 GOMAXPROCS:2
INFO[0000] Version v2.1.6-1.alpha.atlantis+07032019
INFO[0000] Daemon in mainnet mode
INFO[0000] Daemon data directory /home/benoit/dero/dero_linux_amd64/mainnet
INFO[0000] Initialising blockchain com=BLKCHAIN
INFO[0001] Initializing boltdb store at path /home/benoit/dero/dero_linux_amd64/mainnet/derod_database.db com=STORE
INFO[0001] Mempool started com=POOL
WARN[0001] Error opening mempool data file /home/benoit/dero/dero_linux_amd64/mainnet/mempool.json err open /home/benoit/dero/dero_linux_amd64/mainnet/mempool.json: no such file or directory com=POOL
INFO[0001] Chain Tips [085766496c86a495895594eddbf9af91b9260e7a09ffc39b2dc09505191596f0 a07cf2d4480dc5d82e898fddaed54411ad723de441e047bad64b52930ee7191d] Height 4550554 com=BLKCHAIN
WARN[0001] Error opening ban data file /home/benoit/dero/dero_linux_amd64/mainnet/ban_list.json err open /home/benoit/dero/dero_linux_amd64/mainnet/ban_list.json: no such file or directory com=P2P
WARN[0001] Error opening peer data file /home/benoit/dero/dero_linux_amd64/mainnet/peers.json err open /home/benoit/dero/dero_linux_amd64/mainnet/peers.json: no such file or directory com=P2P
INFO[0001] P2P started com=P2P
INFO[0001] RPC server started com=RPC
DERO: 4550554/6064068 [0/0] P 0 TXp 0 NW 425.6 MH/s >>> INFO[0001] P2P will listen on 0.0.0.0:20202 com=P2P
INFO[0001] RPC will listen on 127.0.0.1:20206 com=RPC
WARN[0003] Rejecting !! Block has invalid fork version actual 4 expected 3 blid=ecfbd45c9664f012bc0b1660fccefb55a22323de6b7cdb62a8543e9a28fded04 com=BLKCHAIN
WARN[0004] Rejecting !! Block has invalid fork version actual 4 expected 3 blid=ecfbd45c9664f012bc0b1660fccefb55a22323de6b7cdb62a8543e9a28fded04 com=BLKCHAIN
WARN[0005] Rejecting !! Block has invalid fork version actual 4 expected 3 blid=ecfbd45c9664f012bc0b1660fccefb55a22323de6b7cdb62a8543e9a28fded04 com=BLKCHAIN
WARN[0006] Rejecting !! Block has invalid fork version actual 4 expected 3 blid=ecfbd45c9664f012bc0b1660fccefb55a22323de6b7cdb62a8543e9a28fded04 com=BLKCHAIN
I have found this Rejecting ! Block has invalid fork version actual 3 expected 2 but it is a rather old topic and does not help.